[BusyBox-cvs] CVS busybox/shell

[CVS User andersen]

Update of /var/cvs/busybox/shell
In directory nail:/tmp/cvs-serv10030/shell

Modified Files:
	ash.c 
Log Message:
Hiroshi Ito writes:

ash
   "unset OLDPWD; cd -"  causes segmentation fault.
    ( OLDPWD is not set when sh is invoked from getty. )

patch against current CVS is attached.



--- /var/cvs/busybox/shell/ash.c	2004/09/08 10:01:07	1.106
+++ /var/cvs/busybox/shell/ash.c	2004/10/08 08:14:58	1.107
@@ -2316,6 +2316,7 @@
 		dest = bltinlookup(homestr);
 	else if (dest[0] == '-' && dest[1] == '\0') {
 		dest = bltinlookup("OLDPWD");
+		if ( !dest ) goto out;
 		flags |= CD_PRINT;
 		goto step7;
 	}